J-Wave is a commercial radio station based in Tokyo, Japan, broadcasting on 81.3 FM from the Tokyo Skytree to the Tokyo area. J-Wave airs mostly music covering a wide range of formats. The station is considered the most popular among FM broadcasts in Tokyo, and has surprised the radio broadcast industry by gaining a higher popularity rate than an AM station (JOQR) in a survey conducted in June 2008. J-Wave was founded in October 1988 with the callsign of JOAV-FM.